エラー

/usr/local/lib/python2.7/site-packages/bs4/__init__.py:181:UserWarning:No parser was explicitly specified,soI'm using the best available HTML parser for this system ("html.parser"). This usually isn'taproblem,but ifyou run thiscode on another system,orinadifferent virtual environment,it may useadifferent parser andbehave differently.

The code that caused thiswarning ison line53of the file word_cloud.py.Toget rid of thiswarning,change code that looks like this: